Tuesday, May 14, 2019

Increased stress during examination associated with intake of junk food

While it becomes almost impossible to suppress those junk food cravings during university examinations, submitting to these cravings might not be the best thing to do. According to the recent study, increased stress during university examinations is associated with eating a poorer quality diet including less fruit and vegetables and more fast food.

"Stress has long been implicated in a poor diet. People tend to report overeating and comfort eating foods high in fat, sugar, and calories in times of stress. Our findings looking at the eating habits of students during exam periods confirm this stress-induced dietary deterioration hypothesis," said  lead researcher of the study.

According to the researchers, a healthy diet is needed for optimal academic and mental performance. "Unfortunately, our findings suggest that students have difficulties eating healthily and find themselves adopting bad eating habits, which over a few weeks can considerably affect your overall health and be difficult to change," the researcher asserted.

As part of the study, the researchers investigated the relationship between exam stress and change in dietary quality, and whether these associations were modified by psychosocial factors such as eating behaviour (emotional/external/restrained), food choice motive, taste preference, reward/punishment sensitivity, impulsivity, coping strategies, sedentary behaviour, and social support.

During the month-long exam period, participants found it harder to stick to a healthy diet, and only a quarter fulfilled the WHO recommended 400g of fruit and vegetables a day. What is more, students reporting higher levels of stress tended to snack more often.

The findings suggest that emotional eaters (who eat in response to negative emotions), external eaters (who eat in response to the sight or smell of food), sweet/fat lovers, people who are highly motivated by health (with health as a food choice motive), sensitive to reward and punishment, highly sedentary, and with higher stress levels are at greatest risk of making unhealthy food choices during this stressful time.

According to the researchers, to fight against stress-induced eating, prevention strategies should integrate psychological and lifestyle aspects including stress management (eg. emotion regulation training, mindfulness, yoga), nutritional education with techniques for self-effectiveness, awareness of eating-without-hunger, and creating an environment that stimulates a healthy diet and physical activity.

THIS IS ONLY FOR INFORMATION, ALWAYS CONSULT YOU PHYSICIAN BEFORE HAVING ANY PARTICULAR FOOD/ MEDICATION/EXERCISE/OTHER REMEDIES.                                    PS- THOSE INTERESTED IN RECIPES ARE FREE TO  VIEW MY BLOG-                                                                                           https://gseasyrecipes.blogspot.com/    

                                                                                                                                                     FOR INFO ABOUT KNEE REPLACEMENT, YOU CAN VIEW MY BLOG-                                                  https:// kneereplacement-stickclub.blogspot.com/  

         
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Tuesday, April 01, 2014

Breast Cancer and the Breast Biopsy

A breast biopsy is the removal of cells or tissue from a suspicious mass. The tissue or cells are then examined under a microscope to check for breast cancer cells. A biopsy may be performed when an abnormal finding in the breast is discovered during a mammogramultrasound, or physical examination. A biopsy is the only way to determine if a potential trouble spot is malignant (cancerous) or benign.

There are many types of breast biopsy procedures. The method recommended by your doctor will depend on how large your breast lump or abnormal area is; where in the breast it is located; how many lumps or abnormal areas such as suspicious calcifications are present; if you have any other medical problems; and what your personal preferences are.

The types of breast biopsies include

Fine needle aspiration (FNA): Fine needle aspiration is a non-surgical form of breast biopsy in which a small needle is used to withdraw a sample of cells from the breast lump. If the lump is a cyst (fluid-filled sac), removal of the fluid will cause the cyst to collapse. If the lump is solid, cells can be smeared onto slides for examination.
Core biopsy: Similar to FNA, but a core biopsy uses a larger needle because actual breast tissue is removed, rather than a tiny sampling of cells. A sample of the lump is removed, but not the entire lump. The types of core biopsies include ultrasound-guided core biopsy and stereotactic biopsy.
Ultrasound-guided core biopsy: This technique obtains breast tissue without surgery. A biopsy needle is placed into the breast tissue. Ultrasound helps confirm correct needle placement so the exact location of the abnormality is biopsied. Ultrasound can distinguish many benign lesions, such as fluid-filled cysts, from solid lesions. Tissue samples are then taken through the needle.
Stereotactic biopsy: Stereotactic biopsy involves centering the area to be tested in the window of a specially designed instrument. Mammogram films called SCOUT films are taken so the radiologist can examine the breast tissue. Using a local anesthetic, the radiologist makes a small opening in the skin. A sterile biopsy needle is placed into the breast tissue area to be biopsied. Computerized pictures help confirm the exact needle placement. Tissue samples are taken through the needle. It is common to take multiple tissue samples (about three to five).
Open excisional biopsy: An open excisional biopsy is the surgical removal of the entire lump. The tissue is then studied under a microscope. If a rim of normal breast tissue is taken all the way around a lump (called a lumpectomy), then the biopsy can also serve as part of breast cancer treatment (removal of the cancerous tumor). This is sometimes done with wire localization. In this technique, a wire is inserted through a needle into the area to be biopsied. An X-ray is taken to make sure it is in the right place. A small hook at the end of the wire keeps it in position. The surgeon uses this wire as a guide to locate the abnormal tissue to be removed.
Sentinel node biopsy: A biopsy method known as sentinel node biopsy can be used to pinpoint the first lymph node into which a tumor drains (called the sentinel node). This helps to ensure only the nodes most likely to have cancer are removed. To locate the sentinel node, a radioactive tracer, a blue dye, or both, are injected into the area around the tumor before a mastectomy is performed. The tracer travels the same path to the lymph nodes that the cancer cells would take, making it possible for the surgeon to determine the one or two nodes most likely to test positive for cancer.
Cells or tissues that are removed using any of the methods described above are given to a pathologist, a doctor who specializes in diagnosing abnormal tissue changes.

ps- this is only for information, always consult you physician before having any particular food/ medication/exercise/other remedies.
ps- those interested in recipes are free to view my blog-
http://gseasyrecipes.blogspot.com/
for info about knee replacement, you can view my blog-
http://Knee replacement-stick club.blogspot.com/

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